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Navy Flight School: Helo Advanced > TH-57B/C Caution Panel Messages > Flashcards

TH-57B/C Caution Panel Messages Flashcards

1
Q

What should you do if a caution light illuminates and then extinguishes/flickers repeatedly?

A

Proceed with the applicable procedures associated with that system malfunction

This is a warning

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2
Q

ENG OUT

A

Ng at or below 55±3%

Accompanied by a beeping aural tone

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3
Q

ENG FIRE

A

Excessive heat in the engine compartment

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4
Q

BATTERY HOT

A

Battery case temperature is 60 ± 3°C or higher

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5
Q

BATTERY TEMP

A

Battery case temperature is 54 ± 3°C or higher

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6
Q

ROTOR LOW RPM

A

Nr less than 90±3%

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7
Q

ENG CHIP/CLEAR CHIP

A

Metal particles on engine chip detector

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8
Q

TRANS CHIP/CLEAR CHIP

A

Metal particles on transmission chip detector or free wheeling unit

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9
Q

TRANS OIL PRESS

A

Transmission oil pressure at or below 30±2 psi

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10
Q

TRANS OIL TEMP

A

Transmission oil temperature above 110°C

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11
Q

T/R CHIP

A

Metal particles on tail rotor gearbox chip detector

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12
Q

TRQ

A
  • Flashing once per sec: within transient range
  • Flashing twice per sec: limit has been exceeded
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13
Q

TOT

A
  • Flases once per sec: within transient range
  • Flashes twice per sec: limit has been exceeded
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14
Q

A/F FUEL FILTER

A

Fuel pressure has dropped below limits due to filter contamination

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15
Q

FUEL LOW

A

Less than 20gal of fuel remaining

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15
Q

FUEL PUMP

A

Boost pump pressure has fallen below 3.5psi

16
Q

HYDRAULIC PRESSURE

A

Hydraulic pressure at or below 300psi

17
Q

BATTERY RLY

Only TH-57C

A
  • When the BAT switch - ON: continued illumination indicates a fault in battery relay or protective circuits

Illumination during startup is normal

18
Q

FCS

Only TH-57C

A

Failure of the FCS fault protective circuits

19
Q

MAIN GEN or GEN FAILURE

A

Main generator has failed

20
Q

STBY BATT ON

Only TH-57C

A

The main battery is turned off or the main battery is depleted with the STBY ATT IND switch on

21
Q

STBY GEN FAIL

Only TH-57C

A

Standby generator failure

22
Q

DUCT TEMP HIGH

A

Excessive heat in ducting

23
Q

SPARE

A

A light is incorrectly wired

Navy Flight School: Helo Advanced (14 decks)

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